Q: Is 77,000 a Prime Number?
A: No, 77,000 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 77000 can be evenly divided by 1 2 4 5 7 8 10 11 14 20 22 25 28 35 40 44 50 55 56 70 77 88 100 110 125 140 154 175 200 220 250 275 280 308 350 385 440 500 550 616 700 770 875 1,000 1,100 1,375 1,400 1,540 1,750 1,925 2,200 2,750 3,080 3,500 3,850 5,500 7,000 7,700 9,625 11,000 15,400 19,250 38,500 and 77,000, with no remainder.
Since 77,000 cannot be divided by just 1 and 77,000, it is not a prime number.